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Home >> Genesis >> 2021 >> G90 5.0 Ultimate, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 28 (Engine Control System Diagnosis - 3.3L (9 Of 9)) >> DTC U1008-00: Lost Communication With Radiator Shutter (Active Air Flap) >> Wiring Inspection >> Signal Circuit Inspection >> Open Check

Open Check

WARNING: This page is about a different variant/trim than selected.
  1. Turn "OFF" the ignition switch.
  2. Disconnect AAF and ECM (ECM) connector.
  3. Measure resistance between P-CAN HIGH terminal (LOW terminal) of the AAF harness connector and P-CAN HIGH terminal (LOW terminal) of the ECM (ECM) harness connector.

    Specification:  Approx. below 1Ω

  4. Is the measured value within specifications?

    YES 

    NO 

    • Repair open in P-CAN BUS line between AAF harness connector and ECM (ECM) harness connector and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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